# REQUIRES: x86

# RUN: not ld.lld --unknown1 --unkn=own2 -m foo /no/such/file -lnosuchlib \
# RUN:   2>&1 | FileCheck -check-prefix=UNKNOWN %s

# UNKNOWN: unknown argument '--unknown1'
# UNKNOWN: unknown argument '--unkn=own2'
# UNKNOWN: unknown emulation: foo
# UNKNOWN: cannot open /no/such/file
# UNKNOWN: unable to find library -lnosuchlib

# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
# RUN: not ld.lld %t -o /no/such/file 2>&1 | FileCheck -check-prefix=MISSING %s
# MISSING: cannot open output file /no/such/file

# RUN: ld.lld --help 2>&1 | FileCheck -check-prefix=HELP %s
# HELP: USAGE:
# HELP: : supported targets:{{.*}} elf

# RUN: not ld.lld --versin 2>&1 | FileCheck -check-prefix=SPELLVERSION %s
# SPELLVERSION: unknown argument '--versin', did you mean '--version'

## Attempt to link DSO with -r
# RUN: ld.lld -shared %t -o %t.so
# RUN: not ld.lld -r %t.so %t -o /dev/null 2>&1 | FileCheck -check-prefix=ERR %s
# ERR: attempted static link of dynamic object

## Attempt to use -r and -shared together
# RUN: not ld.lld -r -shared %t -o /dev/null 2>&1 | FileCheck -check-prefix=ERR2 %s
# ERR2: -r and -shared may not be used together

## Attempt to use -r and --gdb-index together
# RUN: not ld.lld -r --gdb-index %t -o /dev/null 2>&1 | FileCheck -check-prefix=ERR4 %s
# ERR4: -r and --gdb-index may not be used together

## Attempt to use -r and --icf together
# RUN: not ld.lld -r --icf=all %t -o /dev/null 2>&1 | FileCheck -check-prefix=ERR5 %s
# ERR5: -r and --icf may not be used together

## Attempt to use -r and -pie together
# RUN: not ld.lld -r -pie %t -o /dev/null 2>&1 | FileCheck -check-prefix=ERR6 %s
# ERR6: -r and -pie may not be used together

## Attempt to use -shared and -pie together
# RUN: not ld.lld -shared -pie %t -o /dev/null 2>&1 | FileCheck -check-prefix=ERR7 %s
# ERR7: -shared and -pie may not be used together

## "--output=foo" is equivalent to "-o foo".
# RUN: not ld.lld %t --output=/no/such/file 2>&1 | FileCheck -check-prefix=ERR8 %s
# ERR8: cannot open output file /no/such/file

## "-output=foo" is equivalent to "-o utput=foo".
# RUN: not ld.lld %t -output=/no/such/file 2>&1 | FileCheck -check-prefix=ERR9 %s
# ERR9: cannot open output file utput=/no/such/file

# RUN: ld.lld %t -z foo -o /dev/null 2>&1 | FileCheck -check-prefix=ERR10 %s
# RUN: ld.lld %t -z foo -o /dev/null --version 2>&1 | FileCheck -check-prefix=ERR10 %s
# ERR10: warning: unknown -z value: foo

## Check we report "unknown -z value" error even with -v.
# RUN: ld.lld %t -z foo -o /dev/null -v 2>&1 | FileCheck -check-prefix=ERR10 %s

## Note: in GNU ld, --fatal-warning still leads to a warning.
# RUN: not ld.lld %t -z foo --fatal-warnings 2>&1 | FileCheck --check-prefix=ERR10-FATAL %s
# ERR10-FATAL: error: unknown -z value: foo

# RUN: not ld.lld %t -z max-page-size 2>&1 | FileCheck -check-prefix=ERR11 %s
# ERR11: unknown -z value: max-page-size

## Attempt to use -r and --export-dynamic together
# RUN: not ld.lld -r -export-dynamic %t -o /dev/null 2>&1 | FileCheck -check-prefix=ERR12 %s
# ERR12: -r and --export-dynamic may not be used together

.globl _start
_start:
  nop
